Home / 1,207,362.85-1,666,093.15-723,685.93

Finding the Fourth Proportional to 1,207,362.85, 1,666,093.15 and 723,685.93

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Solution

The fourth proportional to 1,207,362.85, 1,666,093.15 and 723,685.93 is: 998,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,362.85 : 1,666,093.15 = 723,685.93 : x
  2. Step 2: Convert to fraction form
    1,207,362.85/1,666,093.15 = 723,685.93/x
  3. Step 3: Cross multiply
    1,207,362.85x = 1,666,093.15 × 723,685.93
  4. Step 4: Simplify right side
    1,207,362.85x = 1,205,728,167,463.75
  5. Step 5: Solve for x
    x = 1,205,728,167,463.75/1,207,362.85
  6. Step 6: Final answer
    x = 998,646.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.